Home / 13,108.06-19,657.50-4,340.62

Finding the Fourth Proportional to 13,108.06, 19,657.50 and 4,340.62

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Solution

The fourth proportional to 13,108.06, 19,657.50 and 4,340.62 is: 6,509.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.06 : 19,657.50 = 4,340.62 : x
  2. Step 2: Convert to fraction form
    13,108.06/19,657.50 = 4,340.62/x
  3. Step 3: Cross multiply
    13,108.06x = 19,657.50 × 4,340.62
  4. Step 4: Simplify right side
    13,108.06x = 85,325,737.65
  5. Step 5: Solve for x
    x = 85,325,737.65/13,108.06
  6. Step 6: Final answer
    x = 6,509.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.